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[Mono.Android] JNIEnv.FindClass(Type) now uses TypeManager #9812

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Merged
merged 5 commits into from
Feb 21, 2025
Merged

[Mono.Android] JNIEnv.FindClass(Type) now uses TypeManager #9812

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1b1f145
[Mono.Android] `JNIEnv.FindClass(Type)` now uses `TypeManager`
jonathanpeppers Feb 19, 2025
32e43f0
Try dotnet/java-interop#1312
jonpryor Feb 20, 2025
137214a
Fixity Fix
jonpryor Feb 20, 2025
164166b
…and again!
jonpryor Feb 20, 2025
92a5642
Bump to dotnet/java-interop/main@9dea87dc
jonpryor Feb 21, 2025
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2 changes: 1 addition & 1 deletion external/Java.Interop
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Submodule Java.Interop updated 13 files
+4 −3 src/Java.Interop/Java.Interop/JniBuiltinMarshalers.cs
+18 −14 src/Java.Interop/Java.Interop/JniBuiltinMarshalers.tt
+2 −2 src/Java.Interop/Java.Interop/JniRuntime.JniTypeManager.cs
+11 −3 tests/Java.Interop-Tests/Java.Interop/JniTypeManagerTests.cs
+30 −0 tests/generator-Tests/Unit-Tests/CodeGeneratorTests.cs
+9 −0 tests/generator-Tests/Unit-Tests/XmlApiImporterTests.cs
+1 −0 tools/generator/ApiVersionsSupport.cs
+7 −1 tools/generator/Java.Interop.Tools.Generator.Importers/XmlApiImporter.cs
+1 −0 tools/generator/Java.Interop.Tools.Generator.ObjectModel/Field.cs
+2 −0 tools/generator/Java.Interop.Tools.Generator.ObjectModel/GenBase.cs
+1 −0 tools/generator/Java.Interop.Tools.Generator.ObjectModel/MethodBase.cs
+21 −0 tools/generator/SourceWriters/Attributes/UnsupportedOSPlatformAttr.cs
+15 −3 tools/generator/SourceWriters/Extensions/SourceWriterExtensions.cs
5 changes: 5 additions & 0 deletions samples/NativeAOT/MainActivity.cs
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
using Android.Content.Res;
using Android.Runtime;
using Android.Util;
using System.Reflection;
Expand All @@ -17,5 +18,9 @@ protected override void OnCreate(Bundle? savedInstanceState)

// Set our view from the "main" layout resource
SetContentView(Resource.Layout.activity_main);

// An example of an Android API that uses a Java array
var list = new ColorStateList (new int[][] { [ 0, 1 ]}, [0, 1]);
Log.Debug ("NativeAOT", "MainActivity.OnCreate() ColorStateList: " + list);
}
}
11 changes: 10 additions & 1 deletion src/Mono.Android/Android.Runtime/JNIEnv.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -256,7 +256,16 @@ public static IntPtr FindClass (System.Type type)
{
int rank = JavaNativeTypeManager.GetArrayInfo (type, out type);
try {
return FindClass (JavaNativeTypeManager.ToJniName (GetJniName (type), rank));
var sig = JNIEnvInit.androidRuntime?.TypeManager.GetTypeSignature (type) ?? default;
if (!sig.IsValid || sig.SimpleReference == null) {
sig = new JniTypeSignature ("java/lang/Object");
}
sig = sig.AddArrayRank (rank);

JniObjectReference local_ref = JniEnvironment.Types.FindClass (sig.Name);
IntPtr global_ref = local_ref.NewGlobalRef ().Handle;
JniObjectReference.Dispose (ref local_ref);
return global_ref;
} catch (Java.Lang.Throwable e) {
if (!((e is Java.Lang.NoClassDefFoundError) || (e is Java.Lang.ClassNotFoundException)))
throw;
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